If you have, or know of, a website that has details of II
methods or equipment, please send details by Email using the button on the
bottom row and I will include
the URL on this page.
Originated... May 2001,
Revised... 09 October 2001,
Revised... 15 February 2002,
Revised... 18 January 2003,
Upgraded... 31 August 2004,
Revised... 12 December 2006,
Further Upgraded... 31 December 2006,